178008180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 584672256

約数和(自身を除く): 406664076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 191, 196, 210, 245, 294, 317, 382, 420, 490, 573, 588, 634, 735, 764, 951, 955, 980, 1146, 1268, 1337, 1470, 1585, 1902, 1910, 2219, 2292, 2674, 2865, 2940, 3170, 3804, 3820, 4011, 4438, 4755, 5348, 5730, 6340, 6657, 6685, 8022, 8876, 9359, 9510, 11095, 11460, 13314, 13370, 15533, 16044, 18718, 19020, 20055, 22190, 26628, 26740, 28077, 31066, 33285, 37436, 40110, 44380, 46599, 46795, 56154, 60547, 62132, 66570, 77665, 80220, 93198, 93590, 112308, 121094, 133140, 140385, 155330, 181641, 186396, 187180, 232995, 242188, 280770, 302735, 310660, 363282, 423829, 465990, 561540, 605470, 726564, 847658, 908205, 931980, 1210940, 1271487, 1695316, 1816410, 2119145, 2542974, 2966803, 3632820, 4238290, 5085948, 5933606, 6357435, 8476580, 8900409, 11867212, 12714870, 14834015, 17800818, 25429740, 29668030, 35601636, 44502045, 59336060, 89004090, 178008180]

約数ペア:

[(1, 178008180), (2, 89004090), (3, 59336060), (4, 44502045), (5, 35601636), (6, 29668030), (7, 25429740), (10, 17800818), (12, 14834015), (14, 12714870), (15, 11867212), (20, 8900409), (21, 8476580), (28, 6357435), (30, 5933606), (35, 5085948), (42, 4238290), (49, 3632820), (60, 2966803), (70, 2542974), (84, 2119145), (98, 1816410), (105, 1695316), (140, 1271487), (147, 1210940), (191, 931980), (196, 908205), (210, 847658), (245, 726564), (294, 605470), (317, 561540), (382, 465990), (420, 423829), (490, 363282), (573, 310660), (588, 302735), (634, 280770), (735, 242188), (764, 232995), (951, 187180), (955, 186396), (980, 181641), (1146, 155330), (1268, 140385), (1337, 133140), (1470, 121094), (1585, 112308), (1902, 93590), (1910, 93198), (2219, 80220), (2292, 77665), (2674, 66570), (2865, 62132), (2940, 60547), (3170, 56154), (3804, 46795), (3820, 46599), (4011, 44380), (4438, 40110), (4755, 37436), (5348, 33285), (5730, 31066), (6340, 28077), (6657, 26740), (6685, 26628), (8022, 22190), (8876, 20055), (9359, 19020), (9510, 18718), (11095, 16044), (11460, 15533), (13314, 13370)]